Portion of shaft component for writing utensil



FIG. 1 is a front elevation view fo a portion of shaft component for writing utensil,. The design has rotational symmetry.

FIG. 2 is a side elevation view thereof.

FIG. 3 is a rear elevation; and,

FIG. 4 is a side elevation opposite from FIG. 2. 

The ornamental design for a portion of shaft component for writing utensil, as shown and described. 